Cita APA (7a ed.)

Alvarez, W., Smit, J., Lowrie, W., Asaro, F., Margolis, S. V., Claeys, P., . . . Hildebrand, A. R. (1992). (Supplement) Iridium contents in sediments at DSDP Site 77-540. PANGAEA.

Cita Chicago Style (17a ed.)

Alvarez, Walter, Jan Smit, William Lowrie, Frank Asaro, Stanley V. Margolis, Philippe Claeys, Miriam Kastner, y Alan R. Hildebrand. (Supplement) Iridium Contents in Sediments at DSDP Site 77-540. PANGAEA, 1992.

Cita MLA (9a ed.)

Alvarez, Walter, et al. (Supplement) Iridium Contents in Sediments at DSDP Site 77-540. PANGAEA, 1992.